SPA2 (SPA1-RELATED 2); signal transducer. similar to SPA1 (SUPPRESSOR OF PHYA-105 1), signal transducer [Arabidopsis thaliana] (TAIR:AT2G46340.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO39725.1); similar to Os05g0571000 [Oryza sativa (japonica cultivar-group)] (GB:NP_001056370.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO65836.1); contains InterPro domain WD40 repeat-like (InterPro:IPR011046); contains InterPro domain Protein kinase, core; (InterPro:IPR000719); contains InterPro domain WD40/YVTN repeat-like (InterPro:IPR015943); contains InterPro domain Protein kinase-like (InterPro:IPR011009); contains I